High severity8.6NVD Advisory· Published Sep 16, 2026· Updated Sep 16, 2026

CVE-2026-92576

Description

HKUDS nanobot before 0.3.0 contains a server-side request forgery vulnerability in the WebFetchTool component where the _validate_url() function fails to block internal IP ranges and private addresses. Attackers can send messages instructing the bot to fetch cloud metadata endpoints, localhost services, and RFC 1918 addresses to extract IAM credentials and internal service data.

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Affected products

Hkuds/Nanobotllm-fuzzy
Range: <0.3.0

Patches

Vulnerability mechanics

References

github.com/HKUDS/nanobot/security/advisories/GHSA-vc5v-6vwm-wf9mnvd
www.vulncheck.com/advisories/hkuds-nanobot-before-0.3.0-server-side-request-forgery-via-webfetchtoolnvd

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cvss	0.559
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000